(function($){
$.fn.extend({
        Scroll1:function(opt,callback){
                if(!opt) var opt={};
                var _this=this.eq(0).find("ul:first");
                var lineH=_this.find("li:first").height(),
                    line=opt.line?parseInt(opt.line,10):parseInt(this.height()/lineH,10),
                    speed=opt.speed?parseInt(opt.speed,10):500,
                    timer=opt.timer?parseInt(opt.timer,10):3000;
                if(line==0) line=1;
                var upHeight=0-line*lineH;
                scrollUp1=function(){
                        _this.animate({
                                marginTop:upHeight
                        },speed,function(){
                                for(i=1;i<=line;i++){
                                        _this.find("li:first").appendTo(_this);
                                }
                                _this.css({marginTop:0});
                        });
                }
				var s1 = document.getElementById("scrollDiv1").getElementsByTagName("li").length;
				if(s1 > 10){
                timerID1=setInterval("scrollUp1()",timer);
                _this.hover(function(){
                        clearInterval(timerID1);
                },function(){
                        timerID1=setInterval("scrollUp1()",timer);
                }).mouseout();     
				}
        }        
})
})(jQuery);
$(document).ready(function(){
        $("#scrollDiv1").Scroll1({line:2,speed:1000,timer:5000});
});